521253070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4009639}}^1$

素因数の和:4009659

約数の個数: 16

約数和(自身を含む): 1010429280

約数和(自身を除く): 489176210

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 4009639, 8019278, 20048195, 40096390, 52125307, 104250614, 260626535, 521253070]

約数ペア:

[(1, 521253070), (2, 260626535), (5, 104250614), (10, 52125307), (13, 40096390), (26, 20048195), (65, 8019278), (130, 4009639)]